/* =========================
   Theme Tokens
   ========================= */
:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --bg-elevated: rgba(255, 255, 255, 0.62);
  --bg-elevated-strong: rgba(255, 255, 255, 0.76);
  --surface-solid: #ffffff;
  --text: #151a23;
  --text-muted: #566176;
  --heading: #0d121b;
  --border: rgba(20, 31, 51, 0.12);
  --border-strong: rgba(20, 31, 51, 0.18);
  --shadow: 0 18px 48px rgba(18, 29, 53, 0.09);
  --shadow-hover: 0 24px 56px rgba(18, 29, 53, 0.14);
  --accent: #0f766e;
  --accent-2: #155eef;
  --accent-soft: rgba(15, 118, 110, 0.12);
  --accent-gradient: linear-gradient(135deg, #0f766e 0%, #155eef 100%);
  --grid-line: rgba(25, 34, 52, 0.045);
  --grid-line-bold: rgba(25, 34, 52, 0.08);
  --grid-opacity: 1;
  --hero-glow-1: rgba(21, 94, 239, 0.18);
  --hero-glow-2: rgba(15, 118, 110, 0.14);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --radius-xl: 32px;
  --container: 1120px;
  --nav-height: 74px;
  --transition: 220ms ease;
  --transition-slow: 420ms cubic-bezier(0.2, 0.7, 0.2, 1);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #070b12;
  --bg-elevated: rgba(16, 22, 33, 0.54);
  --bg-elevated-strong: rgba(16, 22, 33, 0.72);
  --surface-solid: #101621;
  --text: #e6edf8;
  --text-muted: #a9b5c9;
  --heading: #f8fbff;
  --border: rgba(184, 201, 234, 0.14);
  --border-strong: rgba(184, 201, 234, 0.2);
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
  --shadow-hover: 0 28px 64px rgba(0, 0, 0, 0.4);
  --accent: #34d399;
  --accent-2: #60a5fa;
  --accent-soft: rgba(96, 165, 250, 0.14);
  --accent-gradient: linear-gradient(135deg, #34d399 0%, #60a5fa 100%);
  --grid-line: rgba(183, 203, 235, 0.05);
  --grid-line-bold: rgba(183, 203, 235, 0.09);
  --grid-opacity: 0.9;
  --hero-glow-1: rgba(96, 165, 250, 0.18);
  --hero-glow-2: rgba(52, 211, 153, 0.12);
}

/* =========================
   Base / Reset
   ========================= */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  position: relative;
  transition: background-color var(--transition-slow), color var(--transition-slow);
}

body.nav-open {
  overflow: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
}

/* Hero Patterns inspired "Graph Paper" layered grid */
body::before {
  opacity: var(--grid-opacity);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px),
    linear-gradient(var(--grid-line-bold) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-bold) 1px, transparent 1px);
  background-size: 24px 24px, 24px 24px, 120px 120px, 120px 120px;
  background-position: 0 0, 0 0, -1px -1px, -1px -1px;
}

body::after {
  z-index: -1;
  background:
    radial-gradient(circle at 12% 18%, var(--hero-glow-1), transparent 52%),
    radial-gradient(circle at 85% 12%, var(--hero-glow-2), transparent 44%),
    radial-gradient(circle at 50% 90%, rgba(21, 94, 239, 0.05), transparent 55%);
  filter: saturate(110%);
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
}

ul[role="list"],
ol[role="list"] {
  list-style: none;
  margin: 0;
  padding: 0;
}

section {
  scroll-margin-top: calc(var(--nav-height) + 20px);
}

/* =========================
   Utilities / Layout
   ========================= */
.container {
  width: min(var(--container), calc(100% - 2rem));
  margin-inline: auto;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section {
  padding: 4.25rem 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.35;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.eyebrow::before {
  content: "";
  width: 0.75rem;
  height: 1px;
  background: currentColor;
  opacity: 0.7;
}

.section-header {
  max-width: 720px;
  margin-bottom: 1.5rem;
}

.section-header h2 {
  margin-top: 0.75rem;
  color: var(--heading);
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.section-header p:last-child {
  margin-top: 0.85rem;
  color: var(--text-muted);
}

.glass {
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
}

@supports ((backdrop-filter: blur(10px)) or (-webkit-backdrop-filter: blur(10px))) {
  .glass {
    background: linear-gradient(180deg, var(--bg-elevated-strong), var(--bg-elevated));
    -webkit-backdrop-filter: blur(18px) saturate(130%);
    backdrop-filter: blur(18px) saturate(130%);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(18px);
  will-change: opacity, transform;
  transition:
    opacity 0.95s ease,
    transform 0.95s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 {
  transition-delay: 0.1s;
}

.fade-in-delay-2 {
  transition-delay: 0.2s;
}

.fade-in-delay-3 {
  transition-delay: 0.3s;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  padding: 0.6rem 0.9rem;
  border-radius: 0.6rem;
  background: var(--surface-solid);
  color: var(--heading);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
  z-index: 1000;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 0.75rem;
}

/* =========================
   Progress Indicator
   ========================= */
.scroll-progress {
  position: fixed;
  inset: 0 auto auto 0;
  width: 100%;
  height: 3px;
  z-index: 120;
  pointer-events: none;
  background: transparent;
}

.scroll-progress__bar {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--accent-gradient);
  box-shadow: 0 0 14px rgba(21, 94, 239, 0.3);
  transition: width 80ms linear, background var(--transition-slow);
}

/* =========================
   Header / Nav
   ========================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  padding-top: 0.7rem;
}

.site-header__stack {
  display: grid;
  gap: 0.45rem;
  position: relative;
}

.nav {
  min-height: var(--nav-height);
  border-radius: 999px;
  padding: 0.65rem 0.75rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.6rem;
  position: relative;
  z-index: 2;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}

.brand__dot {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: var(--accent-gradient);
  box-shadow: 0 0 0 5px var(--accent-soft);
  flex-shrink: 0;
  margin-left: 10px;
  animation: brandDotBlink 2.4s ease-in-out infinite;
}

@keyframes brandDotBlink {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
    box-shadow:
      0 0 0 5px var(--accent-soft),
      0 0 0 rgba(59, 130, 246, 0);
  }

  35% {
    opacity: 0.55;
    transform: scale(0.94);
    box-shadow:
      0 0 0 4px rgba(59, 130, 246, 0.08),
      0 0 12px rgba(59, 130, 246, 0.22);
  }

  55% {
    opacity: 1;
    transform: scale(1.02);
    box-shadow:
      0 0 0 6px rgba(59, 130, 246, 0.14),
      0 0 16px rgba(59, 130, 246, 0.25);
  }
}

.brand__text {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--heading);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.95rem;
}

.nav-right {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.45rem;
  min-width: 0;
}

.nav-toggle {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
  background: transparent;
  display: inline-grid;
  place-items: center;
  gap: 0.23rem;
  padding: 0;
  transition: background-color var(--transition), border-color var(--transition);
}

.nav-toggle:hover {
  background: var(--accent-soft);
  border-color: var(--border-strong);
}

.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 1.5px;
  border-radius: 999px;
  background: var(--heading);
  transform-origin: center;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

.mobile-nav {
  display: grid;
  gap: 0.3rem;
  position: fixed;
  top: calc(0.7rem + var(--nav-height) + 0.35rem);
  left: 50%;
  width: min(var(--container), calc(100% - 2rem));
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translate(-50%, -8px);
  padding: 0;
  border-radius: 1.05rem;
  pointer-events: none;
  border-color: transparent;
  box-shadow: none;
  z-index: 999;
  transition:
    max-height var(--transition-slow),
    opacity var(--transition),
    transform var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}

.mobile-nav.open {
  max-height: 18rem;
  opacity: 1;
  transform: translate(-50%, 0);
  padding: 0.35rem;
  pointer-events: auto;
  border-color: var(--border);
  box-shadow: var(--shadow);
}

.nav-links {
  display: none;
  gap: 0.2rem;
  padding: 0;
}

.nav-links a {
  display: block;
  padding: 0.75rem 0.85rem;
  border-radius: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  transition: color var(--transition), background-color var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a.is-active {
  color: var(--heading);
  background: rgba(255, 255, 255, 0.12);
}

[data-theme="dark"] .nav-links a:hover,
[data-theme="dark"] .nav-links a:focus-visible,
[data-theme="dark"] .nav-links a.is-active {
  background: rgba(255, 255, 255, 0.04);
}

.mobile-nav a {
  display: block;
  padding: 0.8rem 0.9rem;
  border-radius: 0.9rem;
  color: var(--heading);
  font-weight: 600;
  background: transparent;
  transition: background-color var(--transition), color var(--transition);
}

.mobile-nav a:hover,
.mobile-nav a:focus-visible,
.mobile-nav a.is-active {
  background: var(--accent-soft);
}

.theme-toggle {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 2.9rem;
  height: 2.9rem;
  justify-self: end;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--heading);
  padding: 0;
  transition: background-color var(--transition), border-color var(--transition);
}

.theme-toggle:hover {
  background: var(--accent-soft);
  border-color: var(--border-strong);
}

.theme-toggle__icon {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  transition: opacity var(--transition), transform var(--transition-slow);
}

.theme-toggle__icon svg {
  width: 1.15rem;
  height: 1.15rem;
}

.theme-toggle__icon--sun {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.theme-toggle__icon--moon {
  opacity: 0;
  transform: scale(0.75) rotate(-16deg);
}

[data-theme="dark"] .theme-toggle__icon--sun {
  opacity: 0;
  transform: scale(0.75) rotate(16deg);
}

[data-theme="dark"] .theme-toggle__icon--moon {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

/* =========================
   Buttons / Links
   ========================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.78rem 1.05rem;
  border-radius: 0.95rem;
  border: 1px solid transparent;
  font-weight: 700;
  line-height: 1;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    background-color var(--transition),
    color var(--transition),
    border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.22), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn:hover::after,
.btn:focus-visible::after {
  opacity: 1;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn--primary {
  color: #fff;
  background: var(--accent-gradient);
  box-shadow: 0 10px 24px rgba(21, 94, 239, 0.2);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  box-shadow: 0 16px 30px rgba(21, 94, 239, 0.26);
}

.btn--ghost {
  color: var(--heading);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border);
}

[data-theme="light"] .btn--ghost {
  background: rgba(255, 255, 255, 0.65);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--border-strong);
  background: var(--accent-soft);
}

.icon-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.7rem;
  border-radius: 0.8rem;
  border: 1px solid var(--border);
  color: var(--heading);
  font-weight: 600;
  font-size: 0.92rem;
  transition: border-color var(--transition), background-color var(--transition), transform var(--transition);
}

.icon-link span {
  width: 1rem;
  height: 1rem;
  display: inline-flex;
}

.icon-link:hover,
.icon-link:focus-visible {
  transform: translateY(-1px);
  border-color: var(--border-strong);
  background: var(--accent-soft);
}

/* =========================
   Hero
   ========================= */
.hero {
  padding-top: 1rem;
  padding-bottom: 1rem;
  min-height: 100svh;
  display: grid;
  align-items: center;
}

.hero>.container {
  min-height: calc(100svh - var(--nav-height) - 1.7rem);
  display: grid;
  align-content: center;
  justify-items: center;
}

.hero__grid {
  display: grid;
  gap: 1rem;
  width: 100%;
  max-width: 980px;
  margin-inline: auto;
  align-items: center;
}

.hero__content,
.profile-tile {
  border-radius: var(--radius-xl);
}

.hero__content {
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 980px;
}

.hero__content::before {
  content: "";
  position: absolute;
  inset: auto -10% -45% auto;
  width: 15rem;
  height: 15rem;
  border-radius: 50%;
  background: radial-gradient(circle, var(--hero-glow-1), transparent 65%);
  opacity: 0.75;
  pointer-events: none;
}

.hero__content h1 {
  margin-top: 0.85rem;
  color: var(--heading);
  font-size: clamp(2rem, 6vw, 3.7rem);
  line-height: 0.98;
  letter-spacing: -0.045em;
  max-width: 13ch;
}

.hero__summary {
  margin-top: 1rem;
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 62ch;
}

.hero__meta {
  margin-top: 1rem;
  display: grid;
  gap: 0.55rem;
}

.hero__meta p {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  font-size: 0.95rem;
  color: var(--text);
}

.hero__meta span {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.hero__meta a {
  color: var(--heading);
  text-decoration: underline;
  text-decoration-color: rgba(21, 94, 239, 0.35);
  text-underline-offset: 0.18rem;
}

.hero__actions {
  margin-top: 1.15rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero__aside {
  display: grid;
  gap: 1rem;
  width: 100%;
  max-width: 420px;
  margin-inline: auto;
}

.profile-tile {
  padding: 1rem;
}

.profile-tile h2 {
  font-size: 1rem;
  color: var(--heading);
  letter-spacing: -0.02em;
}

.tag-list {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag-list li {
  padding: 0.45rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--heading);
}

[data-theme="light"] .tag-list li {
  background: rgba(255, 255, 255, 0.7);
}

.edu-item+.edu-item {
  margin-top: 0.9rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--border);
}

.edu-item__degree {
  font-weight: 700;
  color: var(--heading);
}

.edu-item__school,
.edu-item__meta {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.edu-item__meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  margin-top: 0.2rem;
}

/* =========================
   Cards / Sections
   ========================= */
.card-grid {
  display: grid;
  gap: 1rem;
}

.experience-card,
.project-card,
.contact-panel {
  border-radius: var(--radius-lg);
  transition: transform var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition);
}

.hero__content,
.profile-tile,
.experience-card,
.project-card,
.contact-panel {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero__content>*,
.profile-tile>*,
.experience-card>*,
.project-card>*,
.contact-panel>* {
  position: relative;
  z-index: 1;
}

.hero__content::after,
.profile-tile::after,
.experience-card::after,
.project-card::after,
.contact-panel::after {
  content: "";
  position: absolute;
  inset: -20%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 15%, rgba(255, 255, 255, 0.2), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.2), transparent 55%);
  opacity: 0;
  transform: scale(0.96);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.hero__content:hover::after,
.profile-tile:hover::after,
.experience-card:hover::after,
.project-card:hover::after,
.contact-panel:hover::after {
  opacity: 1;
  transform: scale(1);
}

.hero__content:hover,
.experience-card:hover,
.project-card:hover,
.contact-panel:hover {
  transform: translateY(-3px);
  box-shadow:
    var(--shadow-hover),
    0 0 0 1px rgba(96, 165, 250, 0.14) inset,
    0 0 24px rgba(59, 130, 246, 0.14);
  border-color: var(--border-strong);
}

.experience-card {
  padding: 1rem;
}

.experience-timeline {
  position: relative;
  padding-left: 1.15rem;
}

.experience-timeline::before {
  content: "";
  position: absolute;
  top: 0.35rem;
  bottom: 0.35rem;
  left: 0.35rem;
  width: 1px;
  background: linear-gradient(to bottom,
      rgba(96, 165, 250, 0.18),
      rgba(59, 130, 246, 0.95) 12%,
      rgba(37, 99, 235, 0.85) 88%,
      rgba(96, 165, 250, 0.18));
  box-shadow:
    0 0 0 1px rgba(59, 130, 246, 0.15),
    0 0 18px rgba(37, 99, 235, 0.35);
}

.experience-timeline::after {
  content: "";
  position: absolute;
  top: 0.35rem;
  bottom: 0.35rem;
  left: 0.1rem;
  width: 0.5rem;
  background: linear-gradient(to bottom, transparent, rgba(59, 130, 246, 0.2), transparent);
  filter: blur(9px);
  opacity: 0.85;
  pointer-events: none;
}

.experience-timeline .experience-card {
  position: relative;
}

.experience-timeline .experience-card::before {
  content: "";
  position: absolute;
  left: -0.93rem;
  top: 1.15rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #93c5fd 0%, #3b82f6 55%, #1d4ed8 100%);
  box-shadow:
    0 0 0 3px rgba(59, 130, 246, 0.12),
    0 0 16px rgba(59, 130, 246, 0.35);
  z-index: 2;
}

.card-head {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 0.85rem;
}

.card-head h3 {
  color: var(--heading);
  letter-spacing: -0.02em;
  font-size: 1.05rem;
}

.card-subtitle {
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.15rem;
}

.card-meta {
  color: var(--text-muted);
  font-size: 0.83rem;
  font-family: var(--font-mono);
  display: grid;
  gap: 0.25rem;
}

.experience-card ul,
.project-highlights {
  margin: 0;
  padding-left: 1.05rem;
  color: var(--text);
}

.experience-card li,
.project-highlights li {
  margin: 0.35rem 0;
}

.project-card {
  padding: 1rem;
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.project-card__top h3 {
  color: var(--heading);
  font-size: 1.06rem;
  letter-spacing: -0.02em;
}

.project-card__top p {
  margin-top: 0.5rem;
  color: var(--text-muted);
}

.project-highlights {
  font-size: 0.93rem;
}

.tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tech-list span {
  border-radius: 999px;
  border: 1px solid var(--border);
  padding: 0.35rem 0.6rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--heading);
  background: rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .tech-list span {
  background: rgba(255, 255, 255, 0.72);
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.projects-footer {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.7rem;
  color: var(--text-muted);
}

.projects-footer p {
  font-size: 0.9rem;
}

/* =========================
   Contact
   ========================= */
.contact-layout {
  display: grid;
  gap: 1rem;
}

.contact-panel {
  padding: 1rem;
}

.contact-panel h2 {
  margin-top: 0.75rem;
  color: var(--heading);
  font-size: clamp(1.55rem, 3.3vw, 2rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.contact-panel>p:last-of-type {
  margin-top: 0.8rem;
  color: var(--text-muted);
}

.contact-list {
  margin-top: 1rem;
  display: grid;
  gap: 0.75rem;
}

.contact-list li {
  display: grid;
  gap: 0.2rem;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.06);
}

[data-theme="light"] .contact-list li {
  background: rgba(255, 255, 255, 0.55);
}

.contact-list span {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.contact-list a {
  color: var(--heading);
  text-decoration: underline;
  text-decoration-color: rgba(21, 94, 239, 0.3);
  text-underline-offset: 0.15rem;
  overflow-wrap: anywhere;
}

/* =========================
   Footer
   ========================= */
.site-footer {
  padding: 0.4rem 0 2rem;
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.site-footer a {
  color: var(--heading);
  font-weight: 600;
}

/* =========================
   Focus Styles
   ========================= */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid rgba(21, 94, 239, 0.55);
  outline-offset: 2px;
}

/* =========================
   Responsive Breakpoints
   ========================= */
@media (min-width: 640px) {
  .section {
    padding: 5rem 0;
  }

  .hero__content {
    padding: 1.35rem;
  }

  .experience-card,
  .project-card,
  .contact-panel {
    padding: 1.15rem;
  }
}

@media (max-width: 859px) {
  .hero__grid {
    padding-inline: 0.35rem;
  }
}

@media (min-width: 860px) {
  body.nav-open {
    overflow: auto;
  }

  .nav {
    grid-template-columns: auto 1fr;
    gap: 1rem;
    padding: 0.75rem 0.9rem;
  }

  .nav-toggle {
    display: none;
  }

  .nav-right {
    gap: 0.7rem;
  }

  .nav-links {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    padding: 0;
  }

  .nav-links a {
    padding: 0.6rem 0.8rem;
    background: transparent;
  }

  .nav-links a::after {
    content: "";
    position: absolute;
    left: 0.75rem;
    right: 0.75rem;
    bottom: 0.35rem;
    height: 2px;
    border-radius: 999px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform var(--transition);
  }

  .nav-links a:hover::after,
  .nav-links a:focus-visible::after,
  .nav-links a.is-active::after {
    transform: scaleX(1);
  }

  .theme-toggle {
    width: 2.9rem;
    min-width: 0;
    height: 2.9rem;
  }

  .mobile-nav {
    display: none;
  }

  .hero__grid {
    grid-template-columns: 1.35fr 0.9fr;
    align-items: center;
    max-width: 1040px;
  }

  .hero__content {
    min-height: 100%;
    padding: 1.45rem;
    max-width: none;
  }

  .card-head {
    grid-template-columns: 1fr auto;
    align-items: start;
    gap: 1rem;
  }

  .card-meta {
    text-align: right;
  }

  .card-grid--projects {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-layout {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
    max-width: 820px;
  }
}

@media (max-width: 380px) {
  .brand__text {
    font-size: 0.88rem;
    max-width: 10.5rem;
  }

  .nav-toggle,
  .theme-toggle {
    width: 2.6rem;
    height: 2.6rem;
  }

  .nav {
    padding-inline: 0.55rem;
  }

  .mobile-nav {
    top: calc(0.7rem + var(--nav-height) + 0.25rem);
  }
}

@media (min-width: 1100px) {
  .hero {
    padding-top: 1.25rem;
    padding-bottom: 1.25rem;
  }

  .hero__content,
  .profile-tile,
  .experience-card,
  .project-card,
  .contact-panel {
    border-radius: 1.45rem;
  }

  .hero__content {
    padding: 1.8rem;
  }

  .profile-tile,
  .experience-card,
  .project-card,
  .contact-panel {
    padding: 1.25rem;
  }

  .card-grid--stacked {
    gap: 1.05rem;
  }
}

/* =========================
   Reduced Motion
   ========================= */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .fade-in,
  .fade-in.visible {
    opacity: 1;
    transform: none;
  }

  .brand__dot {
    animation: none;
  }
}